OEM Grid Control is the tool of choice for DBAs. But sometimes you want quick answers when under pressure. This dashboard offers an easy way to check if all your database instances are up without relying on agents.

It was originally written for Oracle 9i but has been tested on all versions up to 12c including RAC and Data Guard. This software might interest smaller sites looking for free and simple tools. It is for in-house databases.

The GNU license means the source and scripts are available to anyone who wants to change it. If it encourages someone to use these ideas to make something better that’s fine too. The author welcomes your comments. [mogfitz-at-gmail-dot-com]

The name DBcafé suggests that you run it to check the databases are up before fetching a coffee.